gcc/testsuite/gcc.dg/asan/use-after-scope-3.c

   1 // { dg-do run }
   2 // { dg-shouldfail "asan" }
   3 // { dg-skip-if "" { *-*-* }  { "*" } { "-O0" } }
   4
   5 int
   6 main (void)
   7 {
   8   char *ptr;
   9   char *ptr2;
  10   {
  11     char my_char[9];
  12     ptr = &my_char[0];
  13     __builtin_memcpy (&ptr2, &ptr, sizeof (ptr2));
  14   }
  15
  16   *(ptr2+9) = 'c';
  17 }
  18
  19 // { dg-output "ERROR: AddressSanitizer: stack-use-after-scope on address.*(\n|\r\n|\r)" }
  20 // { dg-output "WRITE of size 1 at.*" }
  21 // { dg-output ".*'my_char' \\(line 11\\) <== Memory access at offset \[0-9\]* overflows this variable.*" }